Currently, Ecotrend AAC panel is becoming one of the most popular green prefabricated building materials. It is a composite of fine quartz sand (fly ash, river sand, and other siliceous materials can be used instead), cement, lime and plaster; which has the same raw materials as AAC block. The most

Taxation, for the country, is the source of the country’s economy; for the enterprise, is an obligation. As we all know, different countries have their own different tax laws. Learning tax law allows us to increase our awareness of paying taxes according to the law and clarify the importance of taxa

The issue of employment has great significance to every one of us. Employment is the foundation of people’s livelihood and the basic prerequisite and approach for people to improve their lives. For countries, it has become one of the enduring problems of society. As a foreign enterprise, Ecotrend h